package com.controller;


import com.pojo.User;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;

@Controller
public class UserController {
    @RequestMapping
    public void getUserId(HttpServletRequest request) {
        // HttpServletRequest是Servlet的请求对象
        String userId = request.getParameter("userId");
        System.out.println("userId:" + userId);
    }

    @RequestMapping("/getUserMapping")
    public void getUserMapping(String username, Integer id) {
        System.out.println("username:" + username);
        System.out.println("id = " + id);
    }

    @RequestMapping("/getUserName")
    public void getUserName(
            @RequestParam(value = "name", required = false, defaultValue = "itheima") String username
    ) {
        System.out.println("username:" + username);
    }

    //pojo绑定
    @RequestMapping("/registerUser")
    public void registerUser(User user) {
        String name = user.getName();
        String password = user.getPassword();
        System.out.println("name = " + name);
        System.out.println("password = " + password);
    }

    @RequestMapping("/user")
    public String user(Model model) {
        User user = new User();
        user.setName("张三");
        user.setPassword("123456");
        model.addAttribute("user", user);
        return "user";//WEB-INF/pages/user.jsp
    }
    @RequestMapping("/ouser")
    public ModelAndView o() {
        User user = new User();
        user.setName("李四");
        user.setPassword("654321");
        ModelAndView mv = new ModelAndView();
        mv.addObject("user",user);
        mv.setViewName("user");
        return mv;
    }
}

